/*
 * File      : gpio.c
 * This file is part of RT-Thread RTOS
 * COPYRIGHT (C) 2015, RT-Thread Development Team
 *
 * The license and distribution terms for this file may be
 * found in the file LICENSE in this distribution or at
 * http://www.rt-thread.org/license/LICENSE
 *
 * Change Logs:
 * Date           Author       Notes
 * 2015-03-24     Bright      the first version
 */

 #include "stm32f4xx.h"
 #include "gpio.h"
 #include "board.h"
 
 #include <rtdevice.h>
 
 
 #ifdef RT_USING_PIN
 
 
 #define STM32F4XX_PIN_NUMBERS 176 //STM32F429IGT6
 
 #define __STM32_PIN(index, rcc, gpio, gpio_index) { 0, RCC_##rcc##ENR_GPIO##gpio##EN, GPIO##gpio, GPIO_PIN_##gpio_index}
 #define __STM32_PIN_DEFAULT {-1, 0, 0, 0}
 
 /* STM32 GPIO driver */
 struct pin_index
 {
     int index;
     uint32_t rcc;
     GPIO_TypeDef *gpio;
     uint32_t pin;
 };
 
 static const struct pin_index pins[] =
 {
 #if (STM32F4XX_PIN_NUMBERS == 176)
     __STM32_PIN_DEFAULT,
     __STM32_PIN(1, AHB1, E, 2),
     __STM32_PIN(2, AHB1, E, 3),
     __STM32_PIN(3, AHB1, E, 4),
     __STM32_PIN(4, AHB1, E, 5),
     __STM32_PIN(5, AHB1, E, 6),
     __STM32_PIN_DEFAULT,
     __STM32_PIN(7, AHB1, I, 8),
     __STM32_PIN(8, AHB1, C, 13),
     __STM32_PIN(9, AHB1, C, 14),
     __STM32_PIN(10, AHB1, C, 15),
     __STM32_PIN_DEFAULT,
     __STM32_PIN(12, AHB1, I, 10),
     __STM32_PIN(13, AHB1, I, 11),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(16, AHB1, F, 0),
     __STM32_PIN(17, AHB1, F, 1),
     __STM32_PIN(18, AHB1, F, 2),
     __STM32_PIN(19, AHB1, F, 3),
     __STM32_PIN(20, AHB1, F, 4),
     __STM32_PIN(21, AHB1, F, 5),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(24, AHB1, F, 6),
     __STM32_PIN(25, AHB1, F, 7),
     __STM32_PIN(26, AHB1, F, 8),
     __STM32_PIN(27, AHB1, F, 9),
     __STM32_PIN(28, AHB1, F, 10),
     __STM32_PIN(29, AHB1, H, 0),
     __STM32_PIN(30, AHB1, H, 1),
     __STM32_PIN_DEFAULT,
     __STM32_PIN(32, AHB1, C, 0),
     __STM32_PIN(33, AHB1, C, 1),
     __STM32_PIN(34, AHB1, C, 2),
     __STM32_PIN(35, AHB1, C, 3),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(40, AHB1, A, 0),
     __STM32_PIN(41, AHB1, A, 1),
     __STM32_PIN(42, AHB1, A, 2),
     __STM32_PIN(43, AHB1, H, 2),
     __STM32_PIN(44, AHB1, H, 3),
     __STM32_PIN(45, AHB1, H, 4),
     __STM32_PIN(46, AHB1, H, 5),
     __STM32_PIN(47, AHB1, A, 3),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(50, AHB1, A, 4),
     __STM32_PIN(51, AHB1, A, 5),
     __STM32_PIN(52, AHB1, A, 6),
     __STM32_PIN(53, AHB1, A, 7),
     __STM32_PIN(54, AHB1, C, 4),
     __STM32_PIN(55, AHB1, C, 5),
     __STM32_PIN(56, AHB1, B, 0),
     __STM32_PIN(57, AHB1, B, 1),
     __STM32_PIN(58, AHB1, B, 2),
     __STM32_PIN(59, AHB1, F, 11),
     __STM32_PIN(60, AHB1, F, 12),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(63, AHB1, F, 13),
     __STM32_PIN(64, AHB1, F, 14),
     __STM32_PIN(65, AHB1, F, 15),
     __STM32_PIN(66, AHB1, G, 0),
     __STM32_PIN(67, AHB1, G, 1),
     __STM32_PIN(68, AHB1, E, 7),
     __STM32_PIN(69, AHB1, E, 8),
     __STM32_PIN(70, AHB1, E, 9),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(73, AHB1, E, 10),
     __STM32_PIN(74, AHB1, E, 11),
     __STM32_PIN(75, AHB1, E, 12),
     __STM32_PIN(76, AHB1, E, 13),
     __STM32_PIN(77, AHB1, E, 14),
     __STM32_PIN(78, AHB1, E, 15),
     __STM32_PIN(79, AHB1, B, 10),
     __STM32_PIN(80, AHB1, B, 11),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(83, AHB1, H, 6),
     __STM32_PIN(84, AHB1, H, 7),
     __STM32_PIN(85, AHB1, H, 8),
     __STM32_PIN(86, AHB1, H, 9),
     __STM32_PIN(87, AHB1, H, 10),
     __STM32_PIN(88, AHB1, H, 11),
     __STM32_PIN(89, AHB1, H, 12),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(92, AHB1, B, 12),
     __STM32_PIN(93, AHB1, B, 13),
     __STM32_PIN(94, AHB1, B, 14),
     __STM32_PIN(95, AHB1, B, 15),
     __STM32_PIN(96, AHB1, D, 8),
     __STM32_PIN(97, AHB1, D, 9),
     __STM32_PIN(98, AHB1, D, 10),
     __STM32_PIN(99, AHB1, D, 11),
     __STM32_PIN(100, AHB1, D, 12),
     __STM32_PIN(101, AHB1, D, 13),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(104, AHB1, D, 14),
     __STM32_PIN(105, AHB1, D, 15),
     __STM32_PIN(106, AHB1, G, 2),
     __STM32_PIN(107, AHB1, G, 3),
     __STM32_PIN(108, AHB1, G, 4),
     __STM32_PIN(109, AHB1, G, 5),
     __STM32_PIN(110, AHB1, G, 6),
     __STM32_PIN(111, AHB1, G, 7),
     __STM32_PIN(112, AHB1, G, 8),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(115, AHB1, C, 6),
     __STM32_PIN(116, AHB1, C, 7),
     __STM32_PIN(117, AHB1, C, 8),
     __STM32_PIN(118, AHB1, C, 9),
     __STM32_PIN(119, AHB1, A, 8),
     __STM32_PIN(120, AHB1, A, 9),
     __STM32_PIN(121, AHB1, A, 10),
     __STM32_PIN(122, AHB1, A, 11),
     __STM32_PIN(123, AHB1, A, 12),
     __STM32_PIN(124, AHB1, A, 13),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(128, AHB1, H, 13),
     __STM32_PIN(129, AHB1, H, 14),
     __STM32_PIN(130, AHB1, H, 15),
     __STM32_PIN(131, AHB1, I, 0),
     __STM32_PIN(132, AHB1, I, 1),
     __STM32_PIN(133, AHB1, I, 2),
     __STM32_PIN(134, AHB1, I, 3),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(137, AHB1, A, 14),
     __STM32_PIN(138, AHB1, A, 15),
     __STM32_PIN(139, AHB1, C, 10),
     __STM32_PIN(140, AHB1, C, 11),
     __STM32_PIN(141, AHB1, C, 12),
     __STM32_PIN(142, AHB1, D, 0),
     __STM32_PIN(143, AHB1, D, 1),
     __STM32_PIN(144, AHB1, D, 2),
     __STM32_PIN(145, AHB1, D, 3),
     __STM32_PIN(146, AHB1, D, 4),
     __STM32_PIN(147, AHB1, D, 5),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(150, AHB1, D, 6),
     __STM32_PIN(151, AHB1, D, 7),
     __STM32_PIN(152, AHB1, G, 9),
     __STM32_PIN(153, AHB1, G, 10),
     __STM32_PIN(154, AHB1, G, 11),
     __STM32_PIN(155, AHB1, G, 12),
     __STM32_PIN(156, AHB1, G, 13),
     __STM32_PIN(157, AHB1, G, 14),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(160, AHB1, G, 15),
     __STM32_PIN(161, AHB1, B, 3),
     __STM32_PIN(162, AHB1, B, 4),
     __STM32_PIN(163, AHB1, B, 5),
     __STM32_PIN(164, AHB1, B, 6),
     __STM32_PIN(165, AHB1, B, 7),
     __STM32_PIN_DEFAULT,
     __STM32_PIN(167, AHB1, B, 8),
     __STM32_PIN(168, AHB1, B, 9),
     __STM32_PIN(169, AHB1, E, 0),
     __STM32_PIN(170, AHB1, E, 1),
     __STM32_PIN_DEFAULT,
     __STM32_PIN_DEFAULT,
     __STM32_PIN(173, AHB1, I, 4),
     __STM32_PIN(174, AHB1, I, 5),
     __STM32_PIN(175, AHB1, I, 6),
     __STM32_PIN(176, AHB1, I, 7),
 #endif
 };
 
 struct pin_irq_map
 {
     rt_uint32_t            irqpin;
     IRQn_Type              irqno;
 };
 
 static const  struct pin_irq_map pin_irq_map[] =
 {
     {GPIO_PIN_0,   EXTI0_IRQn    },
     {GPIO_PIN_1,   EXTI1_IRQn    },
     {GPIO_PIN_2,   EXTI2_IRQn    },
     {GPIO_PIN_3,   EXTI3_IRQn    },
     {GPIO_PIN_4,   EXTI4_IRQn    },
     {GPIO_PIN_5,   EXTI9_5_IRQn  },
     {GPIO_PIN_6,   EXTI9_5_IRQn  },
     {GPIO_PIN_7,   EXTI9_5_IRQn  },
     {GPIO_PIN_8,   EXTI9_5_IRQn  },
     {GPIO_PIN_9,   EXTI9_5_IRQn  },
     {GPIO_PIN_10,  EXTI15_10_IRQn},
     {GPIO_PIN_11,  EXTI15_10_IRQn},
     {GPIO_PIN_12,  EXTI15_10_IRQn},
     {GPIO_PIN_13,  EXTI15_10_IRQn},
     {GPIO_PIN_14,  EXTI15_10_IRQn},
     {GPIO_PIN_15,  EXTI15_10_IRQn},
 };
 
 struct rt_pin_irq_hdr pin_irq_hdr_tab[] =
 {
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
     {-1, 0, RT_NULL, RT_NULL},
 };
 
 /* @brief : Calculate the number of pin pins*/
 #define ITEM_NUM(items) sizeof(items)/sizeof(items[0])
 
 /** @brief : Get the Pin information
   * @param PLLM: MCU physics pins (STM32F429IGT6->176)
 * @retval : MCU Pin information
 */
 const struct pin_index *get_pin(uint8_t pin)
 {
     const struct pin_index *index;
 
     if (pin < ITEM_NUM(pins))
     {
         index = &pins[pin];
         if (index->index == -1)
             index = RT_NULL;
     }
     else
     {
         index = RT_NULL;
     }
 
     return index;
 };
 /**
  * @desc  : pin输入
  * @param : dev：设备结构体  pin:gpio引脚   value:写入的值
  * @return: None
  * @date  : 2017-8-6 13:37:18
  */
 void stm32_pin_write(rt_device_t dev, rt_base_t pin, rt_base_t value)
 {
     const struct pin_index *index;
 
     index = get_pin(pin);
     if (index == RT_NULL)
     {
         return;
     }
 
     if (value == PIN_LOW)
     {
         HAL_GPIO_WritePin(index->gpio, index->pin, GPIO_PIN_RESET);
     }
     else
     {
         HAL_GPIO_WritePin(index->gpio, index->pin, GPIO_PIN_SET);
     }
 }
 /**
  * @desc  : pin读取
  * @param : dev：设备结构体  pin:gpio引脚 
  * @return: 读出的值
  * @date  : 2017-8-6 13:39:28
  */
 int stm32_pin_read(rt_device_t dev, rt_base_t pin)
 {
     int value;
     const struct pin_index *index;
 
     value = PIN_LOW;
 
     index = get_pin(pin);
     if (index == RT_NULL)
     {
         return value;
     }
 
     if (HAL_GPIO_ReadPin(index->gpio, index->pin) == GPIO_PIN_RESET)
     {
         value = PIN_LOW;
     }
     else
     {
         value = PIN_HIGH;
     }
 
     return value;
 }
 /**
  * @desc  : pin 配置
  * @param : dev：设备结构体  pin:gpio引脚  mode:pin模式
  * @return: None
  * @date  : 2017-8-6 13:40:31 
  */
 void stm32_pin_mode(rt_device_t dev, rt_base_t pin, rt_base_t mode)
 {
     const struct pin_index *index;
     GPIO_InitTypeDef  GPIO_InitStructure;
 
     index = get_pin(pin);
     if (index == RT_NULL)
     {
         return;
     }
 
     /* GPIO Periph clock enable */
     SET_BIT(RCC->AHB1ENR, index->rcc);
     /* Configure GPIO_InitStructure */
     GPIO_InitStructure.Pin   = index->pin;
     GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
 
     switch (mode)
     {
     case PIN_MODE_OUTPUT_NOPULL: /* 推挽输出*/
         GPIO_InitStructure.Pull = GPIO_NOPULL;
         GPIO_InitStructure.Mode  = GPIO_MODE_OUTPUT_PP;
         break;
     case PIN_MODE_INPUT_NOPULL:  /* 浮空输入*/
         GPIO_InitStructure.Pull = GPIO_NOPULL;
         GPIO_InitStructure.Mode  = GPIO_MODE_INPUT;
         break;
     case PIN_MODE_INPUT_PULLUP: /* 上拉输入*/
         GPIO_InitStructure.Pull = GPIO_PULLUP;
         GPIO_InitStructure.Mode = GPIO_MODE_INPUT;
         break;
     case PIN_MODE_INPUT_PULLDOWN:/* 下拉输入*/
         GPIO_InitStructure.Pull = GPIO_PULLDOWN;
         GPIO_InitStructure.Mode = GPIO_MODE_INPUT;
         break;
     case PIN_MODE_INPUT_ANALOG: /* 模拟输入*/
         GPIO_InitStructure.Pull = GPIO_MODE_ANALOG;
         GPIO_InitStructure.Mode = GPIO_MODE_INPUT;
         break;
     default:
         break;
     }
     HAL_GPIO_Init(index->gpio, &GPIO_InitStructure);
 }
 /**
  * @desc  : 索引pin引脚号
  * @param : pin值
  * @return: pin对应的gpio通道
  * @date  : 2017-8-6 13:41:22
  */
 rt_inline rt_int32_t bit2bitno(rt_uint32_t bit)
 {
     int i;
     for(i = 0; i < 32; i++)
     {
         if((0x01 << i) == bit)
         {
             return i;
         }
     }
     return -1;
 }
 /**
  * @desc  : 匹配EXTI中断线
  * @param : pin通道
  * @return: Exti对应结构体
  * @date  : 2017年8月6日13:42:14
  */
 rt_inline const struct pin_irq_map *get_pin_irq_map(uint32_t pinbit)
 {
     rt_int32_t mapindex = bit2bitno(pinbit);
     if (mapindex < 0 || mapindex >= ITEM_NUM(pin_irq_map))
     {
         return RT_NULL;
     }
     return &pin_irq_map[mapindex];
 };
 /**
  * @desc  : 函数挂载到中断
  * @param : *device 驱动地址，pin:gpio通道，mode:gpio模式，hdr:钩子函数，args:钩子函数参数
  * @return: 执行状态
  * @date  : 2017-8-6 13:44:34
  */
 rt_err_t stm32_pin_attach_irq(struct rt_device *device, rt_int32_t pin,rt_uint32_t mode, void (*hdr)(void *args), void *args)
 {
     const struct pin_index *index;
     rt_base_t level;
     rt_int32_t irqindex = -1;
 
     index = get_pin(pin);
     if (index == RT_NULL)
     {
         return RT_ENOSYS;
     }
     irqindex = bit2bitno(index->pin);
     if (irqindex < 0 || irqindex >= ITEM_NUM(pin_irq_map))
     {
         return RT_ENOSYS;
     }
 
     level = rt_hw_interrupt_disable();
         /* 配置信息已经存在,返回ok*/
     if (pin_irq_hdr_tab[irqindex].pin == pin   &&
             pin_irq_hdr_tab[irqindex].hdr == hdr   &&
             pin_irq_hdr_tab[irqindex].mode == mode &&
             pin_irq_hdr_tab[irqindex].args == args
        )
     {
         rt_hw_interrupt_enable(level);
         return RT_EOK;
     }
     if (pin_irq_hdr_tab[irqindex].pin != -1)
     {
         rt_hw_interrupt_enable(level);
         return RT_EBUSY;
     }
     pin_irq_hdr_tab[irqindex].pin = pin;
     pin_irq_hdr_tab[irqindex].hdr = hdr;
     pin_irq_hdr_tab[irqindex].mode = mode;
     pin_irq_hdr_tab[irqindex].args = args;
     rt_hw_interrupt_enable(level);
 
     return RT_EOK;
 }
 /**
  * @desc  : 函数从中断卸载
  * @param : *device 驱动地址，pin:gpio通道，mode:gpio模式，hdr:钩子函数，args:钩子函数参数
  * @return: 执行状态
  * @date  : 2017-8-6 13:45:09
  */
 rt_err_t stm32_pin_dettach_irq(struct rt_device *device, rt_int32_t pin)
 {
     const struct pin_index *index;
     rt_base_t level;
     rt_int32_t irqindex = -1;
 
     index = get_pin(pin);
     if (index == RT_NULL)
     {
         return RT_ENOSYS;
     }
     irqindex = bit2bitno(index->pin);
     if (irqindex < 0 || irqindex >= ITEM_NUM(pin_irq_map))
     {
         return RT_ENOSYS;
     }
 
     level = rt_hw_interrupt_disable();
     if (pin_irq_hdr_tab[irqindex].pin == -1)
     {
         rt_hw_interrupt_enable(level);
         return RT_EOK;
     }
     pin_irq_hdr_tab[irqindex].pin = -1;
     pin_irq_hdr_tab[irqindex].hdr = RT_NULL;
     pin_irq_hdr_tab[irqindex].mode = 0;
     pin_irq_hdr_tab[irqindex].args = RT_NULL;
     rt_hw_interrupt_enable(level);
 
     return RT_EOK;
 }
 /**
  * @desc  : 开启中断
  * @param : *device 驱动地址，pin:gpio通道，enable:开关
  * @return: 执行状态
  * @date  : 2017-8-6 13:45:13
  */
 rt_err_t stm32_pin_irq_enable(struct rt_device *device, rt_base_t pin, rt_uint32_t enabled)
 {
     const struct pin_index *index;
     const struct pin_irq_map *irqmap;
     rt_base_t level;
     rt_int32_t irqindex = -1;
     GPIO_InitTypeDef  GPIO_InitStructure;
 
     index = get_pin(pin);
     if (index == RT_NULL)
     {
         return RT_ENOSYS;
     }
     if (enabled == PIN_IRQ_ENABLE)
     {
         irqindex = bit2bitno(index->pin);
         if (irqindex < 0 || irqindex >= ITEM_NUM(pin_irq_map))
         {
             return RT_ENOSYS;
         }
         level = rt_hw_interrupt_disable();
         if (pin_irq_hdr_tab[irqindex].pin == -1)
         {
             rt_hw_interrupt_enable(level);
             return RT_ENOSYS;
         }
         irqmap = &pin_irq_map[irqindex];
         /* GPIO Periph clock enable */
         SET_BIT(RCC->AHB1ENR, index->rcc);
 
         /* Configure GPIO_InitStructure */
         GPIO_InitStructure.Pin   = index->pin;
         GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
         GPIO_InitStructure.Pull = GPIO_NOPULL;
 
         switch (pin_irq_hdr_tab[irqindex].mode)
         {
         case PIN_IRQ_MODE_RISING:
             GPIO_InitStructure.Mode  = GPIO_MODE_IT_RISING;
             break;
         case PIN_IRQ_MODE_FALLING:
             GPIO_InitStructure.Mode  = GPIO_MODE_IT_FALLING;
             break;
         case PIN_IRQ_MODE_RISING_FALLING:
             GPIO_InitStructure.Mode  = GPIO_MODE_IT_RISING_FALLING;
             break;
         }
         HAL_GPIO_Init(index->gpio, &GPIO_InitStructure);
         rt_hw_interrupt_enable(level);
         /* EXTI interrupt init*/
         HAL_NVIC_SetPriority(irqmap->irqno, 1, 0);
         HAL_NVIC_EnableIRQ(irqmap->irqno);
     }
     else if (enabled == PIN_IRQ_DISABLE)
     {
         irqmap = get_pin_irq_map(index->pin);
         if (irqmap == RT_NULL)
         {
             return RT_ENOSYS;
         }
         GPIO_InitStructure.Pin   = index->pin;
         GPIO_InitStructure.Speed = GPIO_SPEED_FAST;
         GPIO_InitStructure.Pull = GPIO_NOPULL;
         GPIO_InitStructure.Mode  = GPIO_MODE_ANALOG;
         HAL_GPIO_Init(index->gpio, &GPIO_InitStructure);
         HAL_NVIC_DisableIRQ(irqmap->irqno);
     }
     else
     {
         return RT_ENOSYS;
     }
     return RT_EOK;
 }
 
 const static struct rt_pin_ops _stm32_pin_ops =
 {
     stm32_pin_mode,
     stm32_pin_write,
     stm32_pin_read,
     stm32_pin_attach_irq,
     stm32_pin_dettach_irq,
     stm32_pin_irq_enable,
 };
 
 int stm32_hw_pin_init(void)
 {
     int result;
 
     result = rt_device_pin_register("pin", &_stm32_pin_ops, RT_NULL);
     return result;
 }
 INIT_BOARD_EXPORT(stm32_hw_pin_init);
 
 rt_inline void pin_irq_hdr(int irqno)
 {
     __HAL_GPIO_EXTI_CLEAR_IT(pin_irq_map[irqno].irqpin);
     if (pin_irq_hdr_tab[irqno].hdr)
     {
         pin_irq_hdr_tab[irqno].hdr(pin_irq_hdr_tab[irqno].args);
     }
 }
 
 void EXTI0_IRQHandler(void)
 {
     /* enter interrupt */
     rt_interrupt_enter();
     pin_irq_hdr(0);
     /* leave interrupt */
     rt_interrupt_leave();
 }
 void EXTI1_IRQHandler(void)
 {
     /* enter interrupt */
     rt_interrupt_enter();
     pin_irq_hdr(1);
     /* leave interrupt */
     rt_interrupt_leave();
 }
 void EXTI2_IRQHandler(void)
 {
     /* enter interrupt */
     rt_interrupt_enter();
     pin_irq_hdr(2);
     /* leave interrupt */
     rt_interrupt_leave();
 }
 void EXTI3_IRQHandler(void)
 {
     /* enter interrupt */
     rt_interrupt_enter();
     pin_irq_hdr(3);
     /* leave interrupt */
     rt_interrupt_leave();
 }
 void EXTI4_IRQHandler(void)
 {
     /* enter interrupt */
     rt_interrupt_enter();
     pin_irq_hdr(4);
     /* leave interrupt */
     rt_interrupt_leave();
 }
 void EXTI9_5_IRQHandler(void)
 {
     /* enter interrupt */
     rt_interrupt_enter();
       if(__HAL_GPIO_EXTI_GET_IT(pin_irq_map[5].irqpin) != RESET) 
     {
         pin_irq_hdr(5);
     }
     if(__HAL_GPIO_EXTI_GET_IT(pin_irq_map[6].irqpin) != RESET) 
     {
         pin_irq_hdr(6);
     }
     if(__HAL_GPIO_EXTI_GET_IT(pin_irq_map[7].irqpin) != RESET) 
     {
         pin_irq_hdr(7);
     }
     if(__HAL_GPIO_EXTI_GET_IT(pin_irq_map[8].irqpin) != RESET) 
     {
         pin_irq_hdr(8);
     }
     if(__HAL_GPIO_EXTI_GET_IT(pin_irq_map[9].irqpin) != RESET) 
     {
         pin_irq_hdr(9);
     }
     /* leave interrupt */
     rt_interrupt_leave();
 }
 void EXTI15_10_IRQHandler(void)
 {
     /* enter interrupt */
     rt_interrupt_enter();
     if(__HAL_GPIO_EXTI_GET_IT(pin_irq_map[10].irqpin) != RESET) 
     {
         pin_irq_hdr(10);
     }
     if(__HAL_GPIO_EXTI_GET_IT(pin_irq_map[11].irqpin) != RESET) 
     {
         pin_irq_hdr(11);
     }
     if(__HAL_GPIO_EXTI_GET_IT(pin_irq_map[12].irqpin) != RESET) 
     {
         pin_irq_hdr(12);
     }
     if(__HAL_GPIO_EXTI_GET_IT(pin_irq_map[13].irqpin) != RESET) 
     {
         pin_irq_hdr(13);
     }
     if(__HAL_GPIO_EXTI_GET_IT(pin_irq_map[14].irqpin) != RESET) 
     {
         pin_irq_hdr(14);
     }
     if(__HAL_GPIO_EXTI_GET_IT(pin_irq_map[15].irqpin) != RESET) 
     {
         pin_irq_hdr(15);
     }
     /* leave interrupt */
     rt_interrupt_leave();
 }
 #endif
 